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GH-123516: Improve JIT memory consumption by invalidating cold executors (GH-124443)

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Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Savannah Ostrowski 2024-09-26 17:35:42 -07:00 • committed by GitHub
parent 23e812b84a
commit 65f1237098
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14 changed files with 129 additions and 39 deletions
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8
Python/bytecodes.c
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@ -4836,6 +4836,14 @@ dummy_func(
assert(((_PyExecutorObject *)executor)->vm_data.valid);
}
tier2 op(_MAKE_WARM, (--)) {
current_executor->vm_data.warm = true;
// It's okay if this ends up going negative.
if (--tstate->interp->trace_run_counter == 0) {
_Py_set_eval_breaker_bit(tstate, _PY_EVAL_JIT_INVALIDATE_COLD_BIT);
}
}
tier2 op(_FATAL_ERROR, (--)) {
assert(0);
Py_FatalError("Fatal error uop executed.");